Developing bigger pectoral muscles, or "pecs," is one of the most common goals for anyone focused on building upper-body strength or improving their physique. After all, a strong, well-developed chest ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." You don’t necessarily need a bulky set of dumbbells to get the chest muscle activation you seek.

Here’s how to work correctly on all fibers of the chest muscles, improve posture and strength, and achieve a balanced result in the gym or at home.